<template>
  <div id="app">
    <keep-alive>
      <router-view />
    </keep-alive>

  </div>
</template>

<style lang="less">
body {
  margin: 0;
  padding: 0;
}
html,
body {
  height: 100%;
}
#app {
  height: 100%;
}
</style>
